MIPS: qemu-malta: add PCI support
Qemu emulates the Galileo GT64120 System Controller
which provides a CPU bus to PCI bus bridge.
The patch adds driver for this bridge and enables
PCI support for the emulated Malta board.
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Cc: Daniel Schwierzeck <daniel.schwierzeck@googlemail.com>
diff --git a/board/qemu-malta/qemu-malta.c b/board/qemu-malta/qemu-malta.c
index 449da9c..e3a733f 100644
--- a/board/qemu-malta/qemu-malta.c
+++ b/board/qemu-malta/qemu-malta.c
@@ -8,8 +8,10 @@
#include <common.h>
+#include <asm/addrspace.h>
#include <asm/io.h>
#include <asm/malta.h>
+#include <pci_gt64120.h>
phys_size_t initdram(int board_type)
{
@@ -29,3 +31,13 @@
reset_base = (void __iomem *)CKSEG1ADDR(MALTA_RESET_BASE);
__raw_writel(GORESET, reset_base);
}
+
+void pci_init_board(void)
+{
+ set_io_port_base(CKSEG1ADDR(MALTA_IO_PORT_BASE));
+
+ gt64120_pci_init((void *)CKSEG1ADDR(MALTA_GT_BASE),
+ 0x00000000, 0x00000000, CONFIG_SYS_MEM_SIZE,
+ 0x10000000, 0x10000000, 128 * 1024 * 1024,
+ 0x00000000, 0x00000000, 0x20000);
+}